8盏指示灯闪烁,闪烁频率为1Hz,闪烁5次后,8盏指示灯全灭;灭了1秒后,8盏指示灯流水点亮,流水间隔时间为0.2秒,8盏灯全亮后停留2秒;然后 8盏指示灯流水熄灭,流水间隔时间为0.4秒,最后指示灯全灭 代码是什么
时间: 2023-09-11 15:11:57 浏览: 31
以下是Python代码实现:
```python
import time
import RPi.GPIO as GPIO
# 设置GPIO模式和输出
GPIO.setmode(GPIO.BCM)
GPIO.setup(2, GPIO.OUT)
GPIO.setup(3, GPIO.OUT)
GPIO.setup(4, GPIO.OUT)
GPIO.setup(17, GPIO.OUT)
GPIO.setup(27, GPIO.OUT)
GPIO.setup(22, GPIO.OUT)
GPIO.setup(10, GPIO.OUT)
GPIO.setup(9, GPIO.OUT)
# 闪烁指示灯5次
for i in range(5):
GPIO.output(2, GPIO.HIGH)
GPIO.output(3, GPIO.HIGH)
GPIO.output(4, GPIO.HIGH)
GPIO.output(17, GPIO.HIGH)
GPIO.output(27, GPIO.HIGH)
GPIO.output(22, GPIO.HIGH)
GPIO.output(10, GPIO.HIGH)
GPIO.output(9, GPIO.HIGH)
time.sleep(0.5)
GPIO.output(2, GPIO.LOW)
GPIO.output(3, GPIO.LOW)
GPIO.output(4, GPIO.LOW)
GPIO.output(17, GPIO.LOW)
GPIO.output(27, GPIO.LOW)
GPIO.output(22, GPIO.LOW)
GPIO.output(10, GPIO.LOW)
GPIO.output(9, GPIO.LOW)
time.sleep(0.5)
# 灭1秒
time.sleep(1)
# 流水点亮指示灯
for i in range(8):
GPIO.output(i+1, GPIO.HIGH)
time.sleep(0.2)
# 停留2秒
time.sleep(2)
# 流水熄灭指示灯
for i in range(8):
GPIO.output(8-i, GPIO.LOW)
time.sleep(0.4)
# 全灭
GPIO.output(2, GPIO.LOW)
GPIO.output(3, GPIO.LOW)
GPIO.output(4, GPIO.LOW)
GPIO.output(17, GPIO.LOW)
GPIO.output(27, GPIO.LOW)
GPIO.output(22, GPIO.LOW)
GPIO.output(10, GPIO.LOW)
GPIO.output(9, GPIO.LOW)
# 清理GPIO
GPIO.cleanup()
```
请注意,代码中的GPIO引脚编号需要根据实际电路连接进行修改。